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P-Series Temperature Switch

Brand: ASCO
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ASCO P-Series temperature switches consist of an open frame or enclosure protected switch unit and a transducer unit.

They can be ordered separately for customer stocking and/or field assembly or as a complete factory-assembled unit.
Features
  • Set point repeatability, +1°F (1/2°C).
  • All wiring terminals, adjustments and visual scales are accessible from the front of the switch.
  • Choice of open frame type, general purpose, or watertight enclosure.
  • Choice of fixed, limited adjustable or full-range adjustable deadband.
  • Choice of single or two-stage units.
  • Compact size.
  • Mounts in any position.
  • Rugged and vibration resistant.
  • Visual adjustment scales in °F and °C.
  • Direct mount (local) or capillary and bulb (remote) sensors.
  • Temperature transducers available with copper or 316 SS wetted material.
  • Withstands high overrange temperatures.
  • Mix and match switch and transducer components for increased stock flexibility or to change pressure ranges in field.

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Specifications

Brand

Adjustment Type

  • Factory Set (Pre-Set)
  • Field Adjustable

Approvals & Certifications

  • CSA
  • UL

Capillary Length

  • 12 feet
  • 13 to 20 feet
  • 21 to 50 feet
  • 51 to 80 feet
  • 6 feet (2 metres)

Capillary Material

  • 316 Stainless Steel
  • Copper

Electrical Contacts

  • Gold
  • Silver

Electrical Rating

  • 1 A at 125 Vac
  • 1 A at 28 Vdc
  • 1 hp at 125 Vac
  • 1/2 A at 125 Vdc
  • 1/2 A at 250 Vdc
  • 1/2 hp at 250 Vac
  • 1/4 A at 250 Vdc
  • 1/4 hp at 125 Vac
  • 1/4 hp at 250 Vac
  • 1/8 hp at 125 Vac/Vdc
  • 10 A at 125 Vac/Vdc
  • 10 A at 250 Vac
  • 10 A Inductive at 28 Vdc
  • 15 A at 125 Vac
  • 2 hp at 250 Vac
  • 20 A at 125/250 Vac
  • 25 A at 28 Vdc
  • 3 A at 28 Vdc
  • 5 A at 125/250 Vac
  • 5 A Motor at 28 Vdc

Enclosure Finish

  • Epoxy Painted & Zinc-Coated

Enclosure, Body Material

  • 316 Stainless Steel

Environmental Protection

  • IP10
  • IP66
  • NEMA 1, 4 / IP10, 66
  • NEMA 4

Maximum Sensor, Probe Temperature

  • 121° to 287° C (250° to 550° F)

NPT Connection

  • 1/2” NPT Male

Operating Temperature

  • -40° to 121° C (-40° to 250° F)

Sensor, Probe Material

  • 316 Stainless Steel
  • Copper

Set Point - Decreasing

  • -34° to 265° C
  • -34° to 265° C (-30° to 510° F)

Set Point - Increasing

  • -34° to 265° C
  • -34° to 265° C (-30° to 510° F)

Switch Type

  • SPDT

Documentation

Data Sheets

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